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| Dolphins probably do not have a very strong olfactory sense. |
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| Dolphins have excellent vision in and out of the water. |
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| On average an adult dolphin will eat 4-9% of its body weight in fish, so a 250 kg (550 lb) dolphin will eat 10-22.5 kg (22-50 lb) fish per day |
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| How do dolphins sleep?Dolphins have to be conscious to breath.This means that they cannot go into a full deep sleep, because then they would suffocate |
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| The maximum age for bottlenose dolphins is between 40 and 50 years. |
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| Dolphins have a unique sense of hearing. |
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